XGY   Grimsby Mountain, ON
Weather Observed At   43-11  N    79-34  W
 
================
  2026-07-21 4:15pm Max
Min
  Weather
----



  Temperature
21.0 °C
25.7 °C
 12:32pm
17.8 °C
  1:58pm
  Relative Humidity
93 %
94 %
  2:52pm
75 %
 12:35pm
  Dew Point
19.8 °C
21.7 °C
  9:10am
16.1 °C
 12:11am
  Wind Velocity
220 ° at  2.6 G 5.2 kt
17.4 kt
 11:26am

  Pressure
    29.519 " 
29.784 "
 12:06am
29.505 "
  4:03pm
  Rainfall Rate
0.8 mm/h 320.0 mm/h
  2:48pm

  Snow On Ground 0 cm

  Brightness / Darkness   23 W/m² /  0.00 m/"² 944 W/m²
 12:13pm
  19.90 m/"²    2:57am
  Remarks
 
  RainfallToday
98.6 mm
Storm Total
98.6 mm
  SnowfallToday
0.0 cm
Storm Total
0.0 cm
  Evapotranspiration Today
-1.30 mm


  Lake Conditions
  Water Temperature  20.8 °C
  Waves  ½ '
ICE FREE

  Meteor Index
39   Perseids
  Aurora Index / Solar
30   Unsettled   - 4 nT   Solar Flux   137  sfu  /   S 0    G 0    R 1   /  MUF   25.3 MHz
  Sunrise 5:58am
  Sunset 8:51pm

  Moonrise N/A
  Moonset N/A
  Moon Phase First Quarter

Grimsby Mountain Weather Maps
Local Regional Area Synoptic

     
updated H+09 and every 10m updated H+19 and H+49
updated H+19

Ontario 6-Hour Meteorological Summary
Canadian 6-Hour Meteorological Summaries

CLIMAT Data
Official Yesterday




2004 2005 2006 2007 2008 2009 Normals & Records


2010 2011 2012 2013 2014 2015 2016 2017 2018 2019


2020 2021 2022 2023 2024 2025 2026




Grimsby Mountain Charts





















Sky Quality (Darkness) Meter courtesy of  www.Unihedron.com
              
Wx Map Sat Pix
IR Sat Pix Radar Lightning

Water
Ice





WX & SKY

MSC     TWN

  This is a privately operated weather station that is part of the Meteorological Service of Canada's official observing network.
Permission to publish the weather statistics found on this website is not required.
Contact Info: e


EOF